Raritan DX-PD2C55 Contact closure Supported only PX3's

Two active dry contacts powered by 12V to support door locks. Five digital Normally Closed (NC) or Normally Open (NO) contact closures which require customer-provided NC or NO switches, e.g. door open/close, smoke present/absent, etc. Each of the five ports (channels) can be independently set to NC or NO, factory default is NC, RJ-45 connector (Not supported by DPX, PX or PX2 models).